Exploració per altres contribucions "Lázaro Ochoa, José Tomás"
Ara es mostren els items 1-20 de 21
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Dynamics and bifurcations in a simple quasispecies model of unstable tumorigenesis
(Universitat Politècnica de Catalunya, 2014-10)
Treball Final de Grau
Accés obertCancer is a complex disease and thus is complicated to model. However, simple models that describe the main processes involved in tumoral dynamics, e.g., competition and mutation, can give us clues about cancer behaviour, ... -
Estudio de la dinámica de un ecosistema marino
(Universitat Politècnica de Catalunya, 2016-05)
Treball Final de Grau
Accés obert
Realitzat a/amb: Institut de Ciències del MarLa aportación de los Sistemas dinámicos al estudio de modelos en Biología ha sido importante ya desde los primeros ejemplos asociados a dinámica de poblaciones: modelos depredador-presa, competición entre especies y muchos ... -
Existence of invariant tori in skew-product systems: A computer assisted approach
(Universitat Politècnica de Catalunya, 2020-01)
Projecte Final de Màster Oficial
Accés obertThis work is a computer assisted approach to the study of invariant manifolds in skew-product dynamical systems. More specifically, the existence of an invariant tori under a quasi-periodic perturbation of our system. The ... -
Galoisian approach to supersymmetric quantum mechanics
(Universitat Politècnica de Catalunya, 2009-07-02)
Tesi
Accés obertEsta tesis versa sobre el punto de vista desde la Teoría de Galois Diferencial hacia la mecánica cuántica supersimétrica. El objeto principal considerado aquí es la ecuación deSchrödinger estacionaria no relativista, ... -
Interference of defective particles in the replication of RNA viruses with satellites
(Universitat Politècnica de Catalunya, 2018-09)
Treball Final de Grau
Accés obertIn this project we have investigated a dynamical system describing the dynamics of a standard virus together with its defective interfering particles (DIPs) and a virus satellite. Our model is inspired in the hepatitis B ... -
Invariant curves for area preserving maps
(Universitat Politècnica de Catalunya, 2019-07)
Projecte Final de Màster Oficial
Accés obertThis work aims to present tool of this approach is the so-called parameterization method, that produces a Newton-like iterative method to solve the invariance equation for an invariant torus, and the KAM theorem is a result ... -
Modelling and analysis of crayfish competition
(Universitat Politècnica de Catalunya, 2015-09)
Treball Final de Grau
Accés restringit per acord de confidencialitat
Realitzat a/amb: Technische Universität München. Fakultät für Mathematik -
Modelling attentional biases in bistable perception
(Universitat Politècnica de Catalunya, 2019-07)
Projecte Final de Màster Oficial
Accés obertBinocular rivalry is a type of bistable perception phenomena that arises when the eyes are unable to combine ambiguous stimuli into a unique image. It promotes a competition process between the visual interpretations ... -
Modelling the n - body chain collision problem
(Universitat Politècnica de Catalunya, 2015-05)
Treball Final de Grau
Accés restringit per acord de confidencialitat
Realitzat a/amb: University of Bristol. Department of Engineering Mathematics -
Nonlinear dynamics of replication modes in tunable deleterious fitness landscape
(Universitat Politècnica de Catalunya, 2017-07)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Centre de Recerca MatemàticaWe analyze a system of nonlinear ordinary differential equations describing the intracellular amplification dynamics of viral RNA genomes. The replication modes considered range between two extremes given by the so-called ... -
Option pricing using numerical methods for PDEs
(Universitat Politècnica de Catalunya, 2016-07)
Treball Final de Grau
Accés restringit per decisió de l'autorNow a days mathematics can be used for many different purposes or topics, and every day new fields to be applied are found. One of this fields, which is becoming more and more popular, is financial mathematics. This thesis ... -
Parameter estimation for a mathematical model predicting the COVID-19 spread in the Àrea Metropolitana de Barcelona
(Universitat Politècnica de Catalunya, 2020-07)
Projecte Final de Màster Oficial
Accés obertEpidemiology is the medical discipline in charge of sudying the dynamics of a disease in a given population; particularly, we are interested in human infectious diseases. In the 18th century, with Daniel Bernouilli, a new ... -
Phase-responsiveness transmission in a network of quadratic integrate-and-fire neurons
(Universitat Politècnica de Catalunya, 2020-01)
Treball Final de Grau
Accés obertIn the study of the dynamics of neuronal networks, it is interesting to see how the interaction between neurons can elicit different behaviours in each individual one. Moreover, this can lead to the population exhibiting ... -
Population modelling for dormancy cancers
(Universitat Politècnica de Catalunya, 2020-07)
Treball Final de Grau
Accés obertImmunotherapy is a type of cancer treatment that boosts the natural defenses of the body to fight cancer without damaging normal cells. Many scientists have shown interest in developing a mathematical model that simulates ... -
Sistemes dinàmics de contacte
(Universitat Politècnica de Catalunya, 2022-07)
Treball Final de Grau
Accés obertAquest treball de fi de grau presenta la geometria de contacte, una branca de la geometria diferencial que permet descriure geomètricament certs sistemes dinàmics com ara sistemes amb dissipació. Aquesta formulació permet ... -
Spatial dynamics of Hepatitis B virus with its δ-satellite and defective interfering particles
(Universitat Politècnica de Catalunya, 2020-10)
Projecte Final de Màster Oficial
Accés obertThis project provides an indepth analysis of the spatio-temporal dynamics of the system Hepatitis B Virus (HBV) - Hepatitis Delta Virus (HDV) - Defective interfering particles (DIPs). HDV is a virus satellite that co-infects ... -
Study of epidemic waves in a SEIR model
(Universitat Politècnica de Catalunya, 2021-07)
Treball Final de Grau
Accés obertMany infectious diseases like the Spanish flu (1918-1919) or currently SARS-CoV-2, also known as COVID19, exhibit a certain wave-like behaviour. An epidemic wave can be defined as the time-distance between two consecutive ... -
Study of perturbations of an oscillating neuronal network via phase-amplitude response functions
(Universitat Politècnica de Catalunya, 2021-10)
Projecte Final de Màster Oficial
Accés obertPhase reduction is a powerful tool for understanding the behavior of perturbed oscillators. It allows for the description of high-dimensional oscillatory systems in terms of a single variable, the phase. Alternatively, ... -
Unifying Deterministic and Stochastic Models in Drylands
(Universitat Politècnica de Catalunya, 2021-05)
Projecte Final de Màster Oficial
Accés obertUnderstanding the causes and effects of spatial vegetation patterns in semi-arid ecosystems is a fundamental problem in ecology, especially because these can be used as early predictors for catastrophic shifts such as ... -
Using heterogeneity for obtaining the Medial Axis Transform of natural images
(Universitat Politècnica de Catalunya, 2018-05)
Treball Final de Grau
Accés obertFrom Blum's Medial Axis Transform, that obtains the skeleton of binary images by joining the centers of all maximal inscribed disks in the shape, the AMAT was developed. The Appearance-MAT is a method that aims to compute ...